ES460071A1 - Process for preparing 1-phenyl-3-aminopyrazoles - Google Patents

Process for preparing 1-phenyl-3-aminopyrazoles

Info

Publication number
ES460071A1
ES460071A1 ES460071A ES460071A ES460071A1 ES 460071 A1 ES460071 A1 ES 460071A1 ES 460071 A ES460071 A ES 460071A ES 460071 A ES460071 A ES 460071A ES 460071 A1 ES460071 A1 ES 460071A1
Authority
ES
Spain
Prior art keywords
phenyl
aminopyrazoles
preparing
pyrazolines
pyridines
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
ES460071A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Montedison SpA
Original Assignee
Montedison SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Montedison SpA filed Critical Montedison SpA
Publication of ES460071A1 publication Critical patent/ES460071A1/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D231/38—Nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D231/44—Oxygen and nitrogen or sulfur and nitrogen atoms
    • C07D231/46—Oxygen atom in position 3 or 5 and nitrogen atom in position 4
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/0025—Monoazo dyes prepared by diazotising and coupling from diazotized amino heterocyclic compounds
    • C09B29/0029—Monoazo dyes prepared by diazotising and coupling from diazotized amino heterocyclic compounds the heterocyclic ring containing only nitrogen as heteroatom
    • C09B29/0037—Monoazo dyes prepared by diazotising and coupling from diazotized amino heterocyclic compounds the heterocyclic ring containing only nitrogen as heteroatom containing a five-membered heterocyclic ring with two nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/34—Monoazo dyes prepared by diazotising and coupling from other coupling components
    • C09B29/36—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds
    • C09B29/3604—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom
    • C09B29/3647—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a five-membered ring with two nitrogen atoms as heteroatoms
    • C09B29/3652—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a five-membered ring with two nitrogen atoms as heteroatoms containing a 1,2-diazoles or hydrogenated 1,2-diazoles
    • C09B29/366—Monoazo dyes prepared by diazotising and coupling from other coupling components from heterocyclic compounds containing only a nitrogen as heteroatom containing a five-membered ring with two nitrogen atoms as heteroatoms containing a 1,2-diazoles or hydrogenated 1,2-diazoles containing hydroxy-1,2-diazoles, e.g. pyrazolone

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

1-PHENYL-3-AMINO-2-PYRAZOLINES ARE CATALYTICALLY OXIDIZED TO 1-PHENYL-3-AMINOPYRAZOLES, USING OXYGEN AND/OR AIR AS THE OXIDIZING AGENT AND IN THE PRESENCE OF COPPER SALTS, OPTIONALLY ASSOCIATED WITH METALLIC COPPER AND/OR AN AROMATIC, HETEROCYCLIC ORGANIC BASE SELECTED FROM N-dialkyl anilines, pyridines, piperidine, and ethanolamine, or equivalents thereof, in an inert reaction medium and at a temperature of from about 20 DEG C. to about 40 DEG C.
ES460071A 1976-06-25 1977-06-24 Process for preparing 1-phenyl-3-aminopyrazoles Expired ES460071A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24718/76A IT1061812B (en) 1976-06-25 1976-06-25 PROCESS FOR THE PREPARATION OF I FENIL 3 AMINO PIRAZOLI

Publications (1)

Publication Number Publication Date
ES460071A1 true ES460071A1 (en) 1978-05-01

Family

ID=11214499

Family Applications (1)

Application Number Title Priority Date Filing Date
ES460071A Expired ES460071A1 (en) 1976-06-25 1977-06-24 Process for preparing 1-phenyl-3-aminopyrazoles

Country Status (10)

Country Link
US (1) US4149005A (en)
JP (1) JPS5328168A (en)
BE (1) BE855944A (en)
DE (1) DE2727706A1 (en)
ES (1) ES460071A1 (en)
FR (1) FR2355834A1 (en)
GB (1) GB1515500A (en)
IN (1) IN146340B (en)
IT (1) IT1061812B (en)
NL (1) NL7706760A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1096316B (en) * 1978-05-24 1985-08-26 Acna DIAZONIUM SALTS OF 3-AMINO-PIRAZOLO
DK302880A (en) * 1979-07-13 1981-01-14 Wellcome D METHOD OF PREPARING A PHARMACEUTICAL PREPARATION CONTAINING A 3-AMINO1-ARYL-2-PYRAZOLINE
ZA818703B (en) * 1980-12-16 1983-07-27 Wellcome Found Heterocyclic compounds
US4448973A (en) * 1981-07-13 1984-05-15 American Cyanamid Company Therapeutically active 3-substituted amino-1-phenyl and substituted phenyl-2-pyrazolines
US4360680A (en) * 1981-07-13 1982-11-23 American Cyanamid Company Therapeutically active 3-amino-1-phenyl and substituted phenyl-2-pyrazolines
DE3402308A1 (en) * 1984-01-24 1985-08-01 Bayer Ag, 5090 Leverkusen HERBICIDES BASED ON PYRAZOLE DERIVATIVES
DE3407506A1 (en) * 1984-03-01 1985-09-05 A. Nattermann & Cie GmbH, 5000 Köln 3-AMINO-1- (4,5,6,7-TETRAHYDRO-BENZOTHIAZOLYL) -2-PYRAZOLINE, METHOD FOR THE PRODUCTION AND USE THEREOF
DE3575130D1 (en) * 1984-05-12 1990-02-08 Fisons Plc ANTI-INFLAMMATORY 1, N-DIARYLPYRAZOL-3-AMINE, THEIR COMPOSITIONS AND METHOD FOR THE PRODUCTION THEREOF.
US5500439A (en) * 1993-12-09 1996-03-19 Alteon Inc. Aminopyrazoles
FR2781147B1 (en) 1998-07-20 2000-09-15 Oreal COMPOSITIONS FOR DYEING KERATINIC FIBERS CONTAINING 3-AMINO PYRAZOLINE DERIVATIVES AS A COUPLER, DYEING METHOD AND DYEING KIT

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU371227A1 (en) * 1971-04-02 1973-02-22 METHOD OF OBTAINING 3-VINYLPIRAZLINE

Also Published As

Publication number Publication date
FR2355834A1 (en) 1978-01-20
DE2727706A1 (en) 1978-01-05
GB1515500A (en) 1978-06-28
IN146340B (en) 1979-05-05
FR2355834B1 (en) 1980-04-11
BE855944A (en) 1977-12-21
JPS5328168A (en) 1978-03-16
NL7706760A (en) 1977-12-28
US4149005A (en) 1979-04-10
IT1061812B (en) 1983-04-30

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